Battery System Balancer I1215BSBQUAD | 12V Battery Equalizer for Multi-Bank Charging Systems Ensure balanced charging and extended battery life with the I1215BSBQUAD Battery System Balancer. Ideal for maintaining voltage consistency across four 12V batteries wired in series, this advanced unit improves battery efficiency, performance, and lifespan by preventing uneven charging and discharging cycles in battery banks. KEY FEATURES Maintains balanced charge across four 12V batteries Improves battery lifespan and overall system performance Prevents overcharging and undercharging between batteries Compatible with 48V battery systems (4 x 12V in series) LED indicators display operating status and alerts Compact, durable construction for marine and industrial use Easy integration into existing charging setups Designed and manufactured in the USA Specifications Model: I1215BSBQUAD Input voltage: 12V nominal per battery (48V total system) Supported configuration: Four 12V batteries in series LED indicators: Charge balancing and status display Compatibility: AGM, Flooded, and other 12V lead-acid batteries Construction: Rugged, water-resistant housing Installation: Parallel connection across battery bank Manufacturer: Pro Charging Systems (Dual Pro), USA Dimensions: 6.5" x 4.75" x 2.5" (approximate) Weight: Approx. 2 lbs